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Stainless steel water distribution system

The water distribution system is widely used in V-type filters, conventional rapid filters, water reuse projects, as well as water treatment equipment in power plants, petroleum, chemical, and other industries. In hydrolytic acidification tanks, the efficiency of the water distribution system directly affects the reactor's treatment performance and operational stability.

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Product Introduction

The stainless steel water distribution system is a standardized water distribution device made of high-quality stainless steel pipes and plates that are precision processed, welded, and assembled. It mainly consists of an inlet main pipe, a water distribution branch pipe, a water distribution hole/nozzle, a support bracket, a connecting flange, and sealing components. Its working principle is to optimize the pipe network layout and accurately calculate the hole size and spacing, so that the water flow is evenly sprayed from each hole under pressure, forming a stable and uniform flow field throughout the entire processing unit. According to the structural form, it can be divided into perforated tube water distribution system, nozzle water distribution system, trough water distribution system, and filter head water distribution system. According to the installation method, it can be divided into top in, side in, and bottom in types. The material mainly uses 304 and 316L food grade stainless steel, which has excellent corrosion resistance and structural strength. It can be customized according to different water quality, treatment scale, and process requirements.

Technical Advantage
High uniformity of water distribution
Adopting CFD-optimized design, the water distribution uniformity can reach over 90%, effectively avoiding dead zones and short-circuiting, and significantly improving reactor volume utilization and treatment efficiency.
Corrosion resistance and wear resistance
The main body is made of 304 or 316L stainless steel material, which has excellent chemical stability and mechanical strength under harsh water quality conditions such as strong acid, strong alkali, and chloride ions. The 316L stainless steel water distributor can maintain stable distribution hole/gap size under high temperature (80 ℃) and high pressure (1.2MPa) conditions, and the filtration efficiency (turbidity removal rate) can reach over 95%. Suitable for wastewater environments with pH values ranging from 2 to 12, long-term operation without corrosion.
Strong anti blocking ability
The water distribution cap adopts a conical structure design or a swirl guide plate structure, which can effectively prevent impurities and suspended solids from blocking; The stainless steel trapezoidal wound wire filter element has uniform gaps and is not easy to adhere to dirt; By coordinating with a reasonable orifice flow rate (1.0~2.0m/s) and regular backwash maintenance, the risk of blockage can be significantly reduced.
Process Selection

1. Selection of application structures: Perforated pipe water distribution system is preferred for sedimentation tank and clarification tank inlet, with simple structure and uniform water distribution; Filter tanks and filters should use filter head type water distribution systems or perforated pipe type water distribution systems; The biological filter and aeration tank adopt a nozzle type water distribution system, which has a wide water distribution range and good atomization effect.


2. Selection based on water quality conditions: 304 stainless steel material is used for conventional municipal water supply, sewage, and general industrial wastewater treatment; 316L stainless steel material is selected for the treatment of industrial wastewater containing highly corrosive media such as chloride ions and acid bases; Industries with high hygiene requirements such as food, pharmaceuticals, and drinking water use food grade 304/316L stainless steel materials.


3. Selection based on processing scale: Small processing units (processing capacity<100m ³/h) should use single or double tube perforated water distribution systems; Large and medium-sized processing units (with a processing capacity of ≥ 100m ³/h) should use branched or ring-shaped water distribution systems with multiple parallel pipes.


4. Select according to the direction of water flow: For upward flow processes (such as biofilters and ion exchangers), choose bottom inlet water distribution systems; Downward flow processes (such as sedimentation tanks and ordinary rapid filtration tanks) use top inlet or side inlet water distribution systems.